Grant Heating & Cooling: East Hampton NY's Trusted HVAC Experts

For over 50 years, Grant Heating & Cooling has been the go-to HVAC company for homes and businesses in East Hampton NY and across Suffolk County. They know that heating and cooling systems are more than just appliances; they keep families comfortable and healthy through every season. That’s why they focus on quality in every installation, repair, and maintenance visit.

The team at Grant Heating & Cooling is available 24/7 for emergency service. Their highly-trained technicians live right in the community, so they understand local needs and can respond quickly. Whether it’s a historic home in Sag Harbor or a modern business in Southampton, Grant provides reliable HVAC solutions for both residential and commercial customers.

Key Services for East Hampton Homes and Businesses

Grant Heating & Cooling offers a full range of HVAC services to keep your space comfortable year-round. Their main services include:

  • HVAC Installation or Replacement: They help you choose the right system for your home or office, ensuring efficient performance.
  • HVAC System Repair: Fast fixes for heating or cooling problems, from minor issues to major breakdowns.
  • HVAC System Maintenance: Regular check-ups to prevent problems and extend the life of your equipment.

These services address common needs like staying warm during chilly Hampton winters or keeping cool in humid summer months. They work with many brands and models, so you get solutions that fit your specific setup.

Areas Served with Local Knowledge

Grant Heating & Cooling serves many communities in Suffolk County, including:

  • Springs NY
  • North Sea NY
  • East Hampton North NY
  • Montauk NY
  • Shinnecock Hills NY
  • Sag Harbor NY
  • Bridgehampton NY
  • North Haven NY
  • Noyack NY
  • Northwest Harbor NY
  • Southampton NY
  • Shelter Island NY
  • Water Mill NY
  • East Hampton NY

Their technicians know the local housing styles, from beach cottages to larger estates. This familiarity helps them provide service that respects your property and meets local building needs.

Company History: A Family Legacy

Grant Heating & Cooling is a family-owned and operated business that has served the Hamptons for three generations. They started with a simple idea: deliver excellent HVAC service and installations to their neighbors. Over the years, they’ve grown but kept their focus on local customers.

Their operations center and warehouse are located right in the heart of their service area. This central spot, combined with locally-living staff, lets them respond quickly to calls. It’s part of why they’ve built such a strong reputation in East Hampton NY.

Leadership and Local Presence

The owners and founders have deep roots in the community. They’ve been involved in local industry and community efforts for decades. By living and working here, they understand the unique climate challenges—like salt air near the coast or nor’easters in winter—that can affect HVAC systems.

Their hands-on approach means they’re often on-site, ensuring work meets their high standards. This local presence makes Grant Heating & Cooling a reliable partner for HVAC needs.

Specialties and Highlights

What makes Grant Heating & Cooling stand out? Here are a few key points:

  • Over 50 years of experience in HVAC installation and service.
  • Recognition as a Fujitsu Elite Dealer, Mitsubishi Diamond Contractor, and Lennox Premier Dealer.
  • A team of highly-trained professionals who earn their roles through expertise and customer satisfaction.
  • 24/7 emergency availability for urgent heating or cooling issues.
  • A family-owned business that treats every customer like a neighbor.

Why Locals Choose Grant Heating & Cooling

Residents and business owners in East Hampton NY pick Grant Heating & Cooling for their reliability, quality work, and long-standing presence. They offer premium service at prices that make sense for local budgets. When you need HVAC help, you can count on Grant to get the job done right—just as they’ve been doing for generations across the Hamptons.

Contact Information

Grant Heating & Cooling

★★★☆☆ 3.1 / 5 (14)

: 48 Sag Harbor Tpke, East Hampton, NY 11937

: (631) 324-0679

: http://www.granthvac.com

Business Services

  • HVAC installation or replacement
  • HVAC system repair
  • HVAC system maintenance

Business Location & Hours



Mon:Open 24 hours
Tue:Open 24 hours
Wed:Open 24 hours
Thu:Open 24 hours
Fri:Open 24 hours
Sat:Open 24 hours
Sun:Open 24 hours




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